CN112207154A

CN112207154A - Hydraulic orthopedic equipment

Info

Publication number: CN112207154A
Application number: CN202011189439.5A
Authority: CN
Inventors: 姬广沛; 李利强
Original assignee: Shanghai Chinese Car Riberd Intelligent System Co ltd
Current assignee: Shanghai Chinese Car Riberd Intelligent System Co ltd
Priority date: 2020-10-30
Filing date: 2020-10-30
Publication date: 2021-01-12

Abstract

The invention provides hydraulic orthopedic equipment, which comprises a reference platform, a gantry orthopedic device and a positioning and clamping device, wherein the gantry orthopedic device comprises a base, a support and a support; two first rails, two second rails and four sets of frame vehicle platforms are arranged on the reference platform; the gantry shape righting device comprises a gantry framework and two shape righting mechanisms which are respectively arranged on upright posts on two sides of the gantry framework; the two orthopedic mechanisms respectively comprise a push-pull arm component, an operating platform and a walking driving component; the operating platform is connected with a lifting oil cylinder; the lifting oil cylinder is connected with a hydraulic station; an infrared displacement sensor is arranged on the push-pull arm component; the method is simple to operate, and the orthopedic operation efficiency is greatly improved; the equipment of orthopedic workers is reduced, so that the labor intensity is effectively reduced; an automated orthopedic procedure without excessive involvement of workers; the welding machine is high in applicability and can be directly configured in a welding production line to work as a single station to realize the shape correcting function.

Description

Hydraulic orthopedic equipment

Technical Field

The invention belongs to the technical field of welding, and particularly relates to hydraulic orthopedic equipment.

Background

At present, no special equipment is provided in the process of straightening the welded wagon body of the railway wagon body, manual straightening, namely hammering or flame straightening, is usually used, and the straightening process completely depends on the labor skill of an operator.

The existing vehicle body shape righting mainly aims at righting the upper side beam part of the open wagon, and the purpose of the shape righting is mainly to ensure the straightness of the upper side beam, namely the side bending degree; the existing orthopedic procedures are generally: hoisting the vehicle body to the station → primarily measuring → manually correcting → finishing correcting and hoisting the vehicle body, the labor intensity is high, the correcting operation efficiency is low, and the requirement on the skill of an operator is high.

Disclosure of Invention

In view of the defects of the prior art, the invention aims to provide a hydraulic straightening device, which is used for solving the problems of high labor intensity and low operation efficiency of workers in the straightening process of the vehicle body after the existing vehicle body is welded.

To achieve the above and other related objects, the present invention provides a hydraulic orthotic device comprising: the gantry straightening device comprises a reference platform, a gantry straightening device and a positioning and clamping device; two first rails, two second rails and four sets of frame vehicle platforms are arranged on the reference platform; the two first rails and the two second rails are arranged in parallel, and the two second rails are located between the two first rails; the four sets of trolley lifting platforms are respectively arranged at four first corner points of the reference platform; the positioning and clamping device is arranged on the reference platform; the gantry orthotic device comprises: the gantry comprises a gantry framework and two shape correcting mechanisms which are respectively arranged on upright columns at two sides of the gantry framework; wherein both of the orthotic mechanisms comprise: the push-pull arm assembly, the operating platform and the walking driving assembly; the operating platform is arranged on the upright post and is connected with a lifting oil cylinder; the lifting oil cylinder is connected with a hydraulic station; the push-pull arm assembly is arranged on the operating platform and synchronously ascends and descends along with the operating platform, and an infrared displacement sensor is mounted on the push-pull arm assembly; the walking driving assembly is installed at the lower end of the upright post, and the lower end of the walking driving assembly is installed on the first rail.

In an embodiment of the present invention, the positioning and clamping device includes: four sets of clamping mechanisms and two sets of positioning tools; the four sets of clamping mechanisms are respectively arranged at four second corner points of the reference platform; a gap is reserved between the two sets of positioning tools, and connecting lines at the same position on the two sets of positioning tools are parallel to the extending direction of the second track; the two second rails are symmetrically distributed on two sides of the two sets of positioning tools; the positioning tool is positioned in a pin hole matching and plane matching mode.

In an embodiment of the present invention, the device further comprises a logistics trolley; the logistics trolley is located on the second rail, and workpieces to be straightened are borne on the logistics trolley.

In an embodiment of the present invention, the push-pull arm assembly has a C-shaped opening structure.

In an embodiment of the present invention, the reference platform is laid on the ground, and the reference platform is a T-shaped groove cast iron platform, and an upper plane of the reference platform is a processing surface.

In an embodiment of the present invention, the safety contact edges are installed on both sides of the walking driving assembly.

In an embodiment of the invention, an upper plane of the second rail is flush with an upper plane of the reference platform.

In an embodiment of the invention, the second rail is used as a power transmission carrier, and the second rail and the reference platform are subjected to insulation treatment.

As described above, the hydraulic orthopedic device according to the present invention has the following advantages:

(1) compared with the prior art, the invention conveys the workpiece to be straightened to the straightening station by the logistics trolley and then puts the workpiece on the straightening station

After the to-be-corrected workpiece is lifted and separated from the logistics trolley by the trolley platform, the logistics trolley exits from the station, the to-be-corrected workpiece is positioned to the positioning tool by the frame trolley platform, the to-be-corrected workpiece is clamped by manual control, the gantry correction device is operated to measure and correct the to-be-corrected workpiece, and the correction position and the correction value are determined according to a program; the operation is simple, and the orthopedic operation efficiency is greatly improved; the equipment of orthopedic staff is reduced, thereby effectively reducing the labor intensity.

(2) The automatic orthopedic process does not need too much participation of workers, reduces the possibility of dangerous accidents in the orthopedic process, and improves the safety and reliability of the orthopedic.

(3) The welding machine is high in applicability and can be directly configured in a welding production line to work as a single station to realize the shape correcting function.

Drawings

Fig. 1 is a schematic structural diagram of a hydraulic orthopedic device according to an embodiment of the present invention.

Fig. 2 is a top view of an embodiment of the hydraulic orthotic device of the present invention.

Fig. 3 is a left side view of the hydraulic orthotic device of an embodiment of the present invention.

Fig. 4 is a schematic structural diagram of the gantry orthopedic device according to an embodiment of the present invention.

Description of the element reference numerals

1-a reference platform; 2-gantry orthopedic devices; 201-gantry framework; 2011-cross bar; 2012-column; 202-an orthotic mechanism; 2021-a push-pull arm assembly; 2022-an operating platform; 2023-a travel drive assembly; 203-a lifting oil cylinder; 204-a hydraulic station; 205-infrared displacement sensor; 206-safe touch edge; 3-positioning the clamping device; 301-a clamping mechanism; 302-positioning a tool; 4-a first track; 5-a second track; 6-erecting a vehicle platform; 7-logistics trolley.

Detailed Description

The following description of the embodiments of the present invention is provided for illustrative purposes, and other advantages and effects of the present invention will become apparent to those skilled in the art from the present disclosure.

It should be understood that the structures, ratios, sizes, and the like shown in the drawings and described in the specification are only used for matching with the disclosure of the specification, so as to be understood and read by those skilled in the art, and are not used to limit the conditions of the present invention, so that the present invention has no technical significance. In addition, the terms "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for clarity of description, and are not intended to limit the scope of the present invention, and the relative relationship between the terms and the terms is not to be construed as a scope of the present invention.

The hydraulic shape correcting equipment is used for solving the problems of high labor intensity of workers and low operation efficiency in the shape correcting process of the welded vehicle body of the conventional vehicle body. The principles and embodiments of a hydraulic orthotic device of the present invention will be described in detail below to enable one skilled in the art to understand a hydraulic orthotic device of the present invention without the need for creative work.

See fig. 1-4. Compared with the prior art, the hydraulic shape correcting equipment provided by the embodiment of the invention has the advantages that a workpiece to be corrected (a vehicle body) is conveyed to the shape correcting station through the logistics trolley, then the material flow trolley exits from the station after the workpiece to be corrected is lifted and separated from the logistics trolley by the frame trolley, the workpiece to be corrected is located to the positioning tool by the frame trolley, the workpiece to be corrected is clamped by manual control, the gantry shape correcting device is operated to measure and correct the workpiece to be corrected, and the shape correcting position and the shape correcting value are determined according to a program; the operation is simple, and the orthopedic operation efficiency is greatly improved; the equipment of orthopedic workers is reduced, so that the labor intensity is effectively reduced; the automatic orthopedic process does not need excessive participation of workers, so that the possibility of dangerous accidents in the orthopedic process is reduced, and the safety and reliability of the orthopedic are improved; the welding machine is high in applicability and can be directly configured in a welding production line to work as a single station to realize the shape correcting function.

As shown in fig. 1 to 4, in an embodiment, the hydraulic straightening device of the present invention is applied to achieve straightening of an upper side beam of a welded vehicle body of a rail transit wagon body, and includes a reference platform 1, a gantry straightening device 2, and a positioning and clamping device 3.

In one embodiment, the reference platform 1 is laid on the ground, the reference platform 1 is a T-shaped groove cast iron platform, and the upper plane of the reference platform 1 is a processing surface for providing installation and measurement references for other equipment.

It should be noted that, in the actual orthopedic application process, the plane on the reference platform 1 can be directly used as the measurement starting plane to measure the vertical dimension of the vehicle body.

The reference platform 1 is provided with two first tracks 4, two second tracks 5 and four sets of trolley platforms 6.

The two first tracks 4 and the two second tracks 5 are arranged in parallel, and the two second tracks 5 are located between the two first tracks 4.

In one embodiment, the upper plane of the second rail 5 is flush with the upper plane of the reference platform 1.

In an embodiment, the second rail 5 is used as a power transmission carrier, and the second rail 5 and the reference platform 1 are insulated.

Preferably, a low voltage 36V rail supply is used.

The positioning and clamping device 3 is arranged on the reference platform 1.

In an embodiment, the positioning and clamping device 3 includes four sets of clamping mechanisms 301 and two sets of positioning tools 302.

The four sets of clamping mechanisms 301 are respectively installed at four second corner points of the reference platform 1 and used for tightly supporting the side face of the vehicle body.

A gap is reserved between the two sets of positioning tools 302, and connecting lines at the same positions on the two sets of positioning tools 302 are parallel to the extending direction of the second track 5; the two second tracks 5 are symmetrically distributed on two sides of the two sets of positioning tools 302; the positioning device is used for positioning the center position of the vehicle body.

It should be noted that the positioning tool 302 performs positioning by way of pin hole fitting and plane fitting.

The gantry straightening device 2 is a straightening execution device and can walk along the first rail 4.

Specifically, the gantry shape righting device 2 comprises a gantry framework 201 and two shape righting mechanisms 202 respectively arranged on upright posts 2012 at two sides of the gantry framework 201; the two orthopedic mechanisms 202 each include a push-pull arm assembly 2021, an operation platform 2022, and a walking driving assembly 2023.

It should be noted that the gantry frame 201 is a common gantry structure in the field, and includes a horizontal frame 2011 and two vertical columns 2012, where the two columns 2012 are respectively disposed below the left and right ends of the horizontal frame 2011.

The operation platform 2022 is arranged on the upright 2012, and the operation platform 2022 is connected with the lift cylinder 203 and is pulled to lift by the lift cylinder 203; the lifting oil cylinder 203 is connected with a hydraulic station 204; the push-pull arm assembly 2021 is disposed on the operating platform 2022, and is lifted and lowered synchronously with the operating platform 2022, and the infrared displacement sensor 205 is mounted on the push-pull arm assembly 2021.

It should be noted that the two infrared displacement sensors 205 in the two orthotic mechanisms 202 are respectively responsible for measuring the corresponding sides.

Preferably, the infrared displacement sensor 205 is a Kinzhi sensor IL-600-2.

In one embodiment, the device further comprises a logistics trolley 7; specifically, the logistics trolley 7 is located on the second rail 5, and the logistics trolley 7 carries a workpiece to be straightened (here, a vehicle body).

The four sets of the car frame platforms 6 are respectively installed at four first corners of the reference platform 1 and used for lifting the car body, so that the car body falls on the positioning tool 302 after being separated from the logistics trolley 7.

It should be noted that the corner point refers to a position close to a corner of the reference platform 1, and the position close to one corner on the reference platform is not only a corner point, but also can be referred to as a corner point as long as the position is relative to the corner of the reference platform 1; therefore, the first corner point and the second corner point both refer to positions close to corners on the reference platform 1, and the positions of the first corner point and the second corner point are different.

The hydraulic straightening equipment conveys the car body to a straightening station through the cooperation of the two logistics trolleys 7, after the car body is lifted and separated from the logistics trolleys 7 by the car lifting platform 6, the logistics trolleys 7 exit from the straightening station, then after the car body is placed on a positioning tool by the car lifting platform 6, the car body is clamped through manual control, the gantry straightening device 2 is operated to measure the upper side beam of the car body, and the straightening position and the straightening value are determined according to a program.

In one embodiment, the push-pull arm assembly 2021 has a C-shaped opening structure, and can extend and retract left and right to fasten the upper side beam of the vehicle body during the orthopedic procedure; the specific structure can refer to fig. 4.

The walking driving component 2023 is mounted at the lower end of the upright 2012, and the lower end of the walking driving component 2023 is mounted on the first rail 4.

Preferably, the travel drive assembly 2023 is servo driven.

In one embodiment, the safety contact edge 206 is installed on both sides of the walking driving component 2023.

It should be noted that, during the walking process of the gantry straightening device 2, if the safety contact edge 206 collides with an object, the gantry straightening device 2 is automatically stopped and protected.

Preferably, the safety contact edge 206 is an anti-collision skirt structure, and adopts flexible safety protection to protect the gantry straightening device 2, reduce damage to the gantry straightening device caused by a collision phenomenon, and protect workers safely.

Further, a ladder 207 is installed at one side of the operation platform 2022, and a worker can reach the operation platform 2022 through the ladder 207 during the actual orthopedic procedure.

It should be noted that the hydraulic orthopedic device has the following orthopedic workflow:

initially, the push-pull arm assembly 2021 is fully retracted; then, after the two logistics trolleys 7 send the trolley bodies into the station through the second rail 5, the trolley erecting platform 6 supports the trolley bodies, and after the trolley bodies are separated from the logistics trolleys 7, the logistics trolleys 7 exit the station; next, the vehicle body is dropped onto the positioning tool 302 by the vehicle lifting stand 6, and is clamped by the clamping mechanism 301; the operation platform 2022 descends to enable the infrared displacement sensor 205 to be flush with the side beam on the vehicle body, the gantry reshaping device 2 moves from one end of the vehicle body to the other end of the vehicle body, and in the moving process, the numerical value measured by the infrared displacement sensor 205 is read every 500 mm; the operation platform 2022 is lifted, so that the push-pull arm assemblies 2021 at the two sides are buckled on the side beams on the vehicle body; the upper side beams on the two sides are sequentially straightened, while the push-pull arm assembly 2021 on one side works, the push-pull arm assembly 2021 on the other side buckles the upper side beams and walks along with the gantry straightening device 2; after the side beams on the two sides are shaped, the operating platform 2022 is lifted, the trolley body is lifted by the trolley erecting platform 6, the logistics trolley 7 enters the station, the trolley erecting platform 6 descends to place the trolley body on the logistics trolley 7, and the trolley body is transported out of the station by the logistics trolley 7.

It should be noted that the 500mm is a preset value, which is not a limitation of the present invention, and may be other values, depending on different application scenarios.

It should be noted that the cart support 6, the clamping mechanism 301, the positioning tool 302, the push-pull arm assembly 2021, and the traveling driving assembly 2023 mentioned in the present invention are all common structural features in the field, and the specific structural composition thereof is not a condition for limiting the present invention, so the specific structural composition and connection relationship thereof will not be described in detail herein.

In summary, compared with the prior art, the hydraulic shape correcting equipment provided by the invention has the advantages that a workpiece to be corrected (a vehicle body) is conveyed to a shape correcting station through the logistics trolley, then the work to be corrected is lifted and separated from the logistics trolley by the frame trolley table, the logistics trolley exits from the station, the work to be corrected is placed on the positioning tool by the frame trolley table, the work to be corrected is clamped by manual control, the gantry shape correcting device is operated to measure and correct the workpiece to be corrected, and the shape correcting position and the shape correcting value are determined according to a program; the operation is simple, and the orthopedic operation efficiency is greatly improved; the equipment of orthopedic workers is reduced, so that the labor intensity is effectively reduced; the automatic orthopedic process does not need excessive participation of workers, so that the possibility of dangerous accidents in the orthopedic process is reduced, and the safety and reliability of the orthopedic are improved; the welding machine is high in applicability and can be directly configured in a welding production line to work as a single station to realize the shape correcting function; therefore, the invention effectively overcomes various defects in the prior art and has high industrial utilization value.

The foregoing embodiments are merely illustrative of the principles and utilities of the present invention and are not intended to limit the invention. Any person skilled in the art can modify or change the above-mentioned embodiments without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which can be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.

Claims

1. A hydraulic orthotic device, comprising: the gantry straightening device comprises a reference platform, a gantry straightening device and a positioning and clamping device;

two first rails, two second rails and four sets of frame vehicle platforms are arranged on the reference platform;

the two first rails and the two second rails are arranged in parallel, and the two second rails are located between the two first rails;

the four sets of trolley lifting platforms are respectively arranged at four first corner points of the reference platform;

the positioning and clamping device is arranged on the reference platform;

the gantry orthotic device comprises: the gantry comprises a gantry framework and two shape correcting mechanisms which are respectively arranged on upright columns at two sides of the gantry framework; wherein both of the orthotic mechanisms comprise: the push-pull arm assembly, the operating platform and the walking driving assembly;

the operating platform is arranged on the upright post and is connected with a lifting oil cylinder;

the lifting oil cylinder is connected with a hydraulic station;

the push-pull arm assembly is arranged on the operating platform and synchronously ascends and descends along with the operating platform, and the push rod assembly is

An infrared displacement sensor is arranged on the pull arm component;

the walking driving component is arranged at the lower end of the upright post, and the lower end of the walking driving component is arranged at the upright post

On the first track.

2. The hydraulic orthopedic apparatus of claim 1, wherein the positioning clamp device comprises: four sets of clamping mechanisms and two sets of positioning tools;

the four sets of clamping mechanisms are respectively arranged at four second corner points of the reference platform;

a gap is reserved between the two sets of positioning tools, and connecting lines at the same position on the two sets of positioning tools are parallel to the extending direction of the second track; the two second rails are symmetrically distributed on two sides of the two sets of positioning tools; the positioning tool is positioned in a pin hole matching and plane matching mode.

3. The hydraulic orthopedic apparatus of claim 1, further comprising a logistics cart; the logistics trolley is located on the second rail, and workpieces to be straightened are borne on the logistics trolley.

4. The hydraulic orthopedic apparatus of claim 1 wherein the push-pull arm assembly is a C-shaped open structure.

5. The hydraulic orthopedic apparatus of claim 1 wherein the reference platform is laid on the ground and is a T-slot cast iron platform, the upper planar surface of the reference platform being a machined surface.

6. The hydraulic orthopedic apparatus of claim 1, wherein safety lips are mounted to both sides of the walking drive assembly.

7. The hydraulic orthopedic apparatus of claim 1, wherein an upper plane of the second rail is flush with an upper plane of the reference platform.

8. The hydraulic orthopedic apparatus of claim 1, wherein the second rail is used as a power delivery vehicle and the second rail and the reference platform are insulated.